<?php

/**

 * @file

 * Enables modules and site configuration for a DruStack installation.

 */

/**

 * Implements hook_install_tasks().

 */

function drustack_install_tasks($install_state) {

  return array(

    'drustack_batch' => array(

      'type' => 'batch',

    ),

  );

}

/**

 * Installation step callback.

 */

function drustack_batch(&$install_state) {

  return array(

    'title' => st('Installing @drupal', array('@drupal' => drupal_install_profile_distribution_name())),

    'error_message' => st('The installation has encountered an error.'),

    'operations' => array(

      array('_drustack_configure_avatar', array()),

      array('_drustack_configure_modules', array()),

      array('_drustack_configure_variables', array()),

      array('_drustack_configure_cleanup', array()),

    ),

  );

}

/**

 * Implements hook_form_FORM_ID_alter().

 *

 * Allows the profile to alter the site configuration form.

 */

function drustack_form_install_configure_form_alter(&$form, $form_state) {

  // Clear drupal message queue for non-errors.

  drupal_get_messages('status', TRUE);

  drupal_get_messages('warning', TRUE);

  // Site information form.

  $form['site_information']['#weight'] = -20;

  $form['site_information']['site_name']['#default_value'] = $_SERVER['SERVER_NAME'];

  $form['site_information']['site_mail']['#default_value'] = 'admin@example.com';

  // Administrator account form.

  $form['admin_account']['#weight'] = -19;

  $form['admin_account']['account']['name']['#default_value'] = 'admin';

  $form['admin_account']['account']['mail']['#default_value'] = 'admin@example.com';

  // Power user account form.

  $form['webmaster_account'] = array(

    '#type' => 'fieldset',

    '#title' => st('Site power user account'),

    '#collapsible' => FALSE,

  );

  $form['webmaster_account']['#weight'] = -18;

  $form['webmaster_account']['webmaster_account']['#tree'] = TRUE;

  $form['webmaster_account']['webmaster_account']['name'] = array(

    '#title' => st('Username'),

    '#type' => 'textfield',

    '#default_value' => 'webmaster',

    '#maxlength' => USERNAME_MAX_LENGTH,

    '#description' => st('Spaces are allowed; punctuation is not allowed except for periods, hyphens, and underscores.'),

    '#required' => TRUE,

    '#weight' => -10,

    '#attributes' => array('class' => array('username')),

  );

  $form['webmaster_account']['webmaster_account']['mail'] = array(

    '#title' => st('E-mail address'),

    '#type' => 'textfield',

    '#default_value' => 'webmaster@example.com',

    '#maxlength' => EMAIL_MAX_LENGTH,

    '#required' => TRUE,

    '#weight' => -5,

  );

  // Just alter the weight.

  $form['server_settings']['#weight'] = -17;

  $form['update_notifications']['#weight'] = -16;

  $form['actions']['#weight'] = -15;

  // Add our own validation.

  $form['#validate'][] = '_drustack_form_install_configure_form_validate';

  // Add our own submit handler.

  $form['#submit'][] = '_drustack_form_install_configure_form_submit';

}

/**

 * Validate Power user account.

 */

function _drustack_form_install_configure_form_validate($form, &$form_state) {

  // Check admin account name.

  if ($error = user_validate_name($form_state['values']['webmaster_account']['name'])) {

    form_error($form['webmaster_account']['webmaster_account']['name'], $error);

  }

  if ($form_state['values']['webmaster_account']['name'] == $form_state['values']['account']['name']) {

    form_error($form['webmaster_account']['webmaster_account']['name'], t('The admin name is not valid.'));

  }

  // Check admin account e-mail address.

  if ($error = user_validate_mail($form_state['values']['webmaster_account']['mail'])) {

    form_error($form['webmaster_account']['webmaster_account']['mail'], $error);

  }

  if ($form_state['values']['webmaster_account']['mail'] == $form_state['values']['account']['mail']) {

    form_error($form['webmaster_account']['webmaster_account']['mail'], t('The admin e-email address is not valid.'));

  }

}

/**

 * Create Power user account and change root password.

 */

function _drustack_form_install_configure_form_submit($form, &$form_state) {

  // Add the user and associate role here.

  $power_user_role = user_role_load_by_name('power user');

  if (!$power_user_role) {

    $power_user_role = new stdClass();

    $power_user_role->name = 'power user';

    user_role_save($power_user_role);

    $power_user_role = user_role_load_by_name('power user');

  }

  // We keep power user and administrator account password in sync by default.

  $user_data = array(

    'mail' => $form_state['values']['webmaster_account']['mail'],

    'name' => $form_state['values']['webmaster_account']['name'],

    'pass' => $form_state['values']['account']['pass'],

    'init' => $form_state['values']['webmaster_account']['mail'],

    'status' => 1,

    'roles' => array(

      $power_user_role->rid => $power_user_role->name,

    ),

  );

  $account = user_save(new StdClass(), $user_data);

}

/**

 * Set a default user avatar as a managed file object.

 */

function _drustack_configure_avatar() {

  $picture = 'user.png';

  $source_dir = 'profiles/drustack/files/pictures';

  $source_file = $source_dir . '/' . $picture;

  variable_set('user_picture_path', 'pictures');

  $destination_dir = file_default_scheme() . '://' . variable_get('user_picture_path', 'pictures');

  $destination_file = $destination_dir . '/' . $picture;

  @drupal_mkdir($destination_dir);

  file_unmanaged_copy($source_file, $destination_file, FILE_EXISTS_REPLACE);

  variable_set('user_picture_default', $destination_file);

  variable_set('user_pictures', 1);

  variable_set('user_picture_style', 'thumbnail');

  variable_set('user_picture_dimensions', '1024x1024');

  variable_set('user_picture_file_size', '1024');

}

/**

 * Configure non-backward-compatibile modules.

 */

function _drustack_configure_modules() {

  // Enable modules.

  module_enable(array(

    'drustack_article',

    'drustack_blog',

    'drustack_core',

    'drustack_devel',

    'drustack_page',

    'drustack_wysiwyg',

  ));

  // Revert all features.

  features_revert();

}

/**

 * Configure extra variables.

 */

function _drustack_configure_variables() {

  variable_set('block_cache', 0);

  variable_set('cache', 0);

  variable_set('cache_lifetime', 0);

  variable_set('dblog_row_limit', 1000);

  variable_set('error_level', 2);

  variable_set('page_cache_maximum_age', 0);

  variable_set('preprocess_css', 0);

  variable_set('preprocess_js', 0);

  variable_set('update_check_disabled', 1);

}

/**

 * Various actions needed to clean up after the installation.

 */

function _drustack_configure_cleanup() {

  // Clear the APC cache to ensure APC class loader is reset.

  if (function_exists('apc_fetch')) {

    apc_clear_cache('user');

  }

  // Flush all existing path aliases.

  db_delete('url_alias');

  // Rebuild node access database.

  node_access_rebuild();

  // Rebuild node types.

  node_types_rebuild();

  // Rebuild the menu.

  menu_rebuild();

  // Clear out caches.

  drupal_flush_all_caches();

  // Clear out JS and CSS caches.

  drupal_clear_css_cache();

  drupal_clear_js_cache();

  // Revert all features.

  features_revert();

  // Clear drupal message queue for non-errors.

  drupal_get_messages('status', TRUE);

  drupal_get_messages('warning', TRUE);

}